1265523840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{31387}}^1$

素因数の和:31419

約数の個数: 192

約数和(自身を含む): 4994458560

約数和(自身を除く): 3728934720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 31387, 40320, 62774, 94161, 125548, 156935, 188322, 219709, 251096, 282483, 313870, 376644, 439418, 470805, 502192, 564966, 627740, 659127, 753288, 878836, 941610, 1004384, 1098545, 1129932, 1255480, 1318254, 1412415, 1506576, 1757672, 1883220, 1977381, 2008768, 2197090, 2259864, 2510960, 2636508, 2824830, 3013152, 3295635, 3515344, 3766440, 3954762, 4017536, 4394180, 4519728, 5021920, 5273016, 5649660, 6026304, 6591270, 7030688, 7532880, 7909524, 8788360, 9039456, 9886905, 10043840, 10546032, 11299320, 12052608, 13182540, 14061376, 15065760, 15819048, 17576720, 18078912, 19773810, 20087680, 21092064, 22598640, 26365080, 28122752, 30131520, 31638096, 35153440, 36157824, 39547620, 42184128, 45197280, 52730160, 60263040, 63276192, 70306880, 79095240, 84368256, 90394560, 105460320, 126552384, 140613760, 158190480, 180789120, 210920640, 253104768, 316380960, 421841280, 632761920, 1265523840]

約数ペア:

[(1, 1265523840), (2, 632761920), (3, 421841280), (4, 316380960), (5, 253104768), (6, 210920640), (7, 180789120), (8, 158190480), (9, 140613760), (10, 126552384), (12, 105460320), (14, 90394560), (15, 84368256), (16, 79095240), (18, 70306880), (20, 63276192), (21, 60263040), (24, 52730160), (28, 45197280), (30, 42184128), (32, 39547620), (35, 36157824), (36, 35153440), (40, 31638096), (42, 30131520), (45, 28122752), (48, 26365080), (56, 22598640), (60, 21092064), (63, 20087680), (64, 19773810), (70, 18078912), (72, 17576720), (80, 15819048), (84, 15065760), (90, 14061376), (96, 13182540), (105, 12052608), (112, 11299320), (120, 10546032), (126, 10043840), (128, 9886905), (140, 9039456), (144, 8788360), (160, 7909524), (168, 7532880), (180, 7030688), (192, 6591270), (210, 6026304), (224, 5649660), (240, 5273016), (252, 5021920), (280, 4519728), (288, 4394180), (315, 4017536), (320, 3954762), (336, 3766440), (360, 3515344), (384, 3295635), (420, 3013152), (448, 2824830), (480, 2636508), (504, 2510960), (560, 2259864), (576, 2197090), (630, 2008768), (640, 1977381), (672, 1883220), (720, 1757672), (840, 1506576), (896, 1412415), (960, 1318254), (1008, 1255480), (1120, 1129932), (1152, 1098545), (1260, 1004384), (1344, 941610), (1440, 878836), (1680, 753288), (1920, 659127), (2016, 627740), (2240, 564966), (2520, 502192), (2688, 470805), (2880, 439418), (3360, 376644), (4032, 313870), (4480, 282483), (5040, 251096), (5760, 219709), (6720, 188322), (8064, 156935), (10080, 125548), (13440, 94161), (20160, 62774), (31387, 40320)]